if PWM config PWM_BYT_CORE tristate "Intel Baytrail SoC PWM Core Logic" help Core logic for generic PWM framework driver for Intel Baytrail SoC. To compile this driver as a module, choose M here: the module will be called pwm_byt_core. config PWM_BYT_PCI tristate "Intel Baytrail SoC PWM PCI support" depends on PWM && PWM_BYT_CORE help PCI based generic PWM framework driver for Intel Baytrail SoC. To compile this driver as a module, choose M here: the module will be called pwm-byt. config PWM_BYT_PLATFORM tristate "Intel Baytrail SoC PWM PCI support" depends on PWM && PWM_BYT_CORE help Platform driver based generic PWM framework driver for Intel Baytrail SoC. To compile this driver as a module, choose M here: the module will be called pwm-byt. endif